Petoskey
- County:
- Emmet County
- County Seat:
- Yes
- Area (mi²):
- 5.147
- State:
- Michigan
Petoskey is a city located in Emmet County, Michigan. Petoskey has a 2026 population of 5,810. It is also the county seat of Emmet County. Petoskey is currently declining at a rate of -0.36% annually and its population has decreased by -0.94% since the most recent census, which recorded a population of 5,865 in 2020.